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Physics news 1234

Plasma vessel for Wendelstein 7-X fusion experiment ready

January 20, 2006 | User rating: 4.9 / 5 after 42 vote(s) | No comments yet

The first large production order for the Wendelstein 7-X fusion experiment, construction of the plasma chamber, has been successfully completed: The 20 sectors of the bizarrely shaped 35-ton vessel were assembled ...


First Results from DESY's New Free-Electron Laser

March 21, 2006 | User rating: 4.9 / 5 after 10 vote(s) | No comments yet

The first measuring period for external users at the new X-ray radiation source VUV-FEL at DESY in Hamburg (Germany) has been successfully concluded. Since its official startup in August 2005, a total of 14 ...


New coating protects steel and superalloys

March 23, 2006 | User rating: 4.9 / 5 after 20 vote(s) | No comments yet

Researchers at Pacific Northwest National Laboratory have developed a new ceramic-based coating for steel and superalloys that prevents corrosion, oxidation, carburization and sulfidation that commonly occur ...


Physicists make an effervescent discovery

June 20, 2006 | User rating: 4.9 / 5 after 30 vote(s) | No comments yet

Space is fizzing. Above our heads, where the Earth’s magnetic field meets the constant stream of gas from the Sun, thousands of bubbles of superheated gas are constantly growing and popping. Their discovery ...


Gases in one dimension -- not your typical desk toy

April 12, 2006 | User rating: 4.9 / 5 after 37 vote(s) | No comments yet

Physicists at Penn State University have performed the first laboratory experiment with a system of many colliding particles whose motion never becomes chaotic. The achievement provides a deeper understanding ...


Strained silicon carries light for cheaper commercial electronics

May 23, 2006 | User rating: 4.9 / 5 after 63 vote(s) | No comments yet

By physically compressing a silicon waveguide – and thus allowing variations in the way light travels through the material – scientists have discovered a key to creating a silicon electro-optic modulator. This ...


Physicists get ultra-sharp glimpse of electrons

July 20, 2007 | User rating: 4.9 / 5 after 53 vote(s) | No comments yet

MIT physicists have developed a spectroscopy technique that allows researchers to inspect the world of electrons confined to a two-dimensional plane more clearly than ever before.


More evidence chicxulub was too early

March 29, 2006 | User rating: 4.9 / 5 after 44 vote(s) | No comments yet

A new study of melted rock ejected far from the Yucatan's Chicxulub impact crater bolsters the idea that the famed impact was too early to have caused the mass extinction that killed the dinosaurs 65 million ...


From mirror to mist: Cracking the secret of fracture instabilities

January 20, 2006 | User rating: 4.9 / 5 after 17 vote(s) | No comments yet

Researchers from Max Planck Institute for Metals Research and Massachusetts Institute of Technology have performed atom-by-atom investigations of how cracks propagate in brittle materials.


Yale scientists make 2 giant steps in advancement of quantum computing

September 26, 2007 | User rating: 4.9 / 5 after 51 vote(s) | No comments yet

Two major steps toward putting quantum computers into real practice — sending a photon signal on demand from a qubit onto wires and transmitting the signal to a second, distant qubit — have been brought about by a team of ...


'Robosnail' crawls up vertical walls

December 19, 2005 | User rating: 4.9 / 5 after 8 vote(s) | No comments yet

A team of scientists from the Massachusetts Institute of Technology has developed a robotic snail that can crawl on vertical walls and traverse ceilings. ‘Robosnail’ was developed to explore and demonstrate ...


Chemists direct silicon oxide into a selected hierarchical structure

June 14, 2006 | User rating: 4.9 / 5 after 15 vote(s) | No comments yet

Chemistry often seems to operate at random. However, scientists from the Max Planck Institute of Coal Research and the International Max Planck Research School "SurMat" have been able to change that: they grew ...


Physicist John Wheeler, Einstein collaborator, dead at 96

April 15, 2008 | User rating: 4.9 / 5 after 15 vote(s) | User comments: 2

US physicist John Wheeler, one of Albert Einstein's last collaborators who helped build the atomic bomb and gave black holes their name, died at the weekend, his family said. He was 96.


Solar breakthrough could lead to cheaper power

May 02, 2007 | User rating: 4.9 / 5 after 29 vote(s) | No comments yet

Solar energy could become more affordable following a breakthrough by Australian scientists, who have boosted the efficiency of solar cell technology.


Research Paper Illuminates How Light Pushes Atoms

August 08, 2006 | User rating: 4.9 / 5 after 36 vote(s) | No comments yet

A research paper to be published in the 18 August edition of the journal Physical Review Letters reveals a new effect in the fundamental way that laser light interacts with atoms.


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